242530544838 has 16 divisors (see below), whose sum is σ = 485234174016. Its totient is φ = 80814667560.

The previous prime is 242530544807. The next prime is 242530544869. The reversal of 242530544838 is 838445035242.

It is an interprime number because it is at equal distance from previous prime (242530544807) and next prime (242530544869).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7193628 + ... + 7227263.

It is an arithmetic number, because the mean of its divisors is an integer number (30327135876).

Almost surely, 2^242530544838 is an apocalyptic number.

242530544838 is an abundant number, since it is smaller than the sum of its proper divisors (242703629178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242530544838 is a wasteful number, since it uses less digits than its factorization.

242530544838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14423699.

The product of its (nonzero) digits is 3686400, while the sum is 48.

The spelling of 242530544838 in words is "two hundred forty-two billion, five hundred thirty million, five hundred forty-four thousand, eight hundred thirty-eight".